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what isthe emf eqation of a transformer

Answer Posted / anil bhatia

Emf in primary
E1=4.44fN1Bm

Emf in secondary
E2=4.44fN2Bm
where Bm is maximum /peak flux density, in weber /sq m
(Tesla)


under no load condition E!=v1, E@=v2 , asuming neglesible
magnetising current.

equation is v=4.44NBm

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